policy argument and let him zing his zingers? >> what they're setting up is that if he does actually screw up one imagine like he's in a previous presidential debate, he said i'd like to know where that beef is. it's like oh, these are the zingers you've been practicing. >> again you go there. >> yeah. [ laughter ] >> i am here and i know who i am. >> yeah, i can't imagine that there's any upside to tell people you've rehearsed one liners. the whole point is to show that you're quick on your feet and have a sense of humor. >> they've taken it away now. he could have the greatest zinger in the world but it's blown because we know he's rehearsed it. >> do you ever go out on stage and say all the material for which i'm about to presented to you has been rehearsed to find the best laughter. >> it's definitely scripted, just to make it seem spontaneous. the whole point is you do the prep and having his stand in for barack obama but still but still, like this is what rupert murdoch was talking about. i hate to go here, but when he was